#!/bin/sh

if [ ! -f /tools/bin/ld-old ]; then
	mv -v /tools/bin/{ld,ld-old}
	mv -v /tools/$(uname -m)-pc-linux-gnu/bin/{ld,ld-old}
	mv -v /tools/bin/{ld-new,ld}
	ln -sv /tools/bin/ld /tools/$(uname -m)-pc-linux-gnu/bin/ld
	
	gcc -dumpspecs | sed -e 's@/tools@@g'                   \
	    -e '/\*startfile_prefix_spec:/{n;s@.*@/usr/lib/ @}' \
	    -e '/\*cpp:/{n;s@$@ -isystem /usr/include@}' >      \
	    `dirname $(gcc --print-libgcc-file-name)`/specs
	
	echo 'int main(){}' > dummy.c
	cc dummy.c -v -Wl,--verbose &> dummy.log
	readelf -l a.out | grep ': /lib'
	grep -o '/usr/lib.*/crt[1in].*succeeded' dummy.log
	grep -B1 '^ /usr/include' dummy.log
	grep 'SEARCH.*/usr/lib' dummy.log |sed 's|; |\n|g'
	grep "/lib.*/libc.so.6 " dummy.log
	grep found dummy.log
	rm -v dummy.c a.out dummy.log
else
	exit 0
fi
